Brain-wide connections of the parvicellular subdivision of the basolateral and basomedial amygdaloid nuclei in the rats

ENTm (Entorhinal area, medial part, dorsal zone) UBERON:0018262 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Fewer labeled neurons than in LEC were seen in deep layers of medial entorhinal cortex after BMpc injection.

Fig. 5N–P

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CA1 (Field CA1) UBERON:0003881 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Densely labeled neurons were found in ventral CA1 after BLpc FG injection.

Fig. 3N, 4K

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PAG (Periaqueductal gray) UBERON:0003040 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Scattered retrogradely labeled neurons were found in the PAG after BLpc injection.

Fig. 3M–P

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CA1 (Field CA1) UBERON:0003881 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Ventral CA1 adjoining the prosubiculum contained many labeled neurons after BMpc FG injection.

Fig. 5N, 6N

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PT (Parataenial nucleus) UBERON:0002992 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Some labeled cells were found in the parataenial nucleus after BMpc FG injection.

Fig. 5G–L, 6E

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RH (Rhomboid nucleus) UBERON:0002955 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Many retrogradely labeled neurons were found in the rhomboid nucleus after BLpc injection.

Fig. 3H–L, 4G

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to ILA (Infralimbic area) UBERON:8440033 · Rat

Very weak BMpc-derived terminals were seen in infralimbic cortex.

Supplementary Table 1; Supplementary Fig. 3

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to PL (Prelimbic area) UBERON:8440032 · Rat

Very weak terminal labeling in prelimbic cortex followed BMpc BDA injection.

Supplementary Table 1; Supplementary Fig. 3

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EP (Endopiriform nucleus) UBERON:0014284 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

After FG injection into the BLpc, a moderate number of retrogradely labeled cells appeared in the dorsal endopiriform nucleus.

Fig. 3B–L, 4F

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VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

The VMH contained FG-labeled neurons after BMpc injection, with more labeled cells than after BLpc injection.

Fig. 5H–J, 6K; Fig. 7

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PALv (Pallidum, ventral region) UBERON:0002778 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Some retrogradely labeled neurons were seen in ventral pallidum/substantia innominata after FG injection into the BLpc.

Fig. 3C–F, 4C

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to AHA (amygdalohippocampal area) UBERON:0034673 · Rat

BDA injected into the BLpc produced moderately labeled axon terminals in the amygdalohippocampal area.

Fig. 11A

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ILA (Infralimbic area) UBERON:8440033 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

A few FG-labeled neurons were detected in the infralimbic cortex after BMpc injection.

Fig. 5A,B

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Pir (piriform cortex) UBERON:0004725 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

FG injections centered in the BMpc labeled cells in the piriform cortex.

Fig. 5A–M, 6J

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to CEA (central amygdaloid nucleus) UBERON:0002883 · Rat

BMpc injection produced dense terminal labeling in the medial central amygdala.

Fig. 12E

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DMH (Dorsomedial nucleus of the hypothalamus) UBERON:0001934 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

DMH neurons were retrogradely labeled after BMpc FG injection.

Fig. 5J–M, 6K

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AI (Agranular insular area) MBA:95 projects to BMAp (Basomedial amygdalar nucleus, posterior part) MBA:334 · Mouse

After mouse AI injection the BMpc contained almost no terminal labeling, although the adjacent BMmc was labeled.

Fig. 10C

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TEa (Temporal association areas) UBERON:0035013 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Sparse labeled cells were found in temporal association cortex after BLpc FG injection.

Fig. 3N

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AHA (amygdalohippocampal area) UBERON:0034673 projects to VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 · Rat

Many FG-labeled neurons were found in the amygdalohippocampal area after VMH injection.

Fig. 13B–D

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to MEA (medial amygdaloid nucleus) UBERON:0002892 · Rat

Very weak terminal labeling in the posterodorsal medial amygdala followed BMpc BDA injection.

Supplementary Table 1; Supplementary Fig. 3

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SUM (Supramammillary nucleus) UBERON:0001940 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Supramammillary nucleus contained FG-labeled cells after BMpc injection.

Fig. 5J–M

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to ENTl (Entorhinal area, lateral part) UBERON:0007225 · Rat

Weak BDA terminal labeling from the BLpc was observed in the lateral entorhinal cortex.

Results, efferent projections; Supplementary Table 1

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MPO (Medial preoptic area) UBERON:0007769 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Anterior hypothalamic regions including the medial preoptic area contained labeled neurons after BMpc FG injection.

Fig. 5D–F, 6I

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AAA (anterior amygdaloid area) UBERON:0002890 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Many labeled neurons were found in the anterior amygdaloid area after BMpc FG injection.

Fig. 5E–G, 6H

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to NLOT (Nucleus of the lateral olfactory tract) UBERON:0002893 · Rat

Very weak terminal labeling was found in the nucleus of the lateral olfactory tract after BMpc injection.

Supplementary Table 1; Supplementary Fig. 3

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TEa (Temporal association areas) UBERON:0035013 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

BDA injected into the BMpc also retrogradely labeled some neurons in the temporal association cortex.

Fig. 12H

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RE (Nucleus of reuniens) UBERON:0001921 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Some FG-labeled cells were detected in reuniens/retroreuniens after BMpc injection.

Fig. 5G–L

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HPF (Hippocampal formation) UBERON:0002421 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Many FG-labeled neurons were found in the ventral prosubiculum after BMpc injection.

Fig. 5N, 6N,O

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SI (Substantia innominata) UBERON:0003017 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

The sublenticular extended amygdala contained labeled neurons after BMpc FG injection.

Fig. 5F, 6C

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

A moderate number of labeled neurons were found in the anterior basomedial nucleus after BLpc FG injection.

Fig. 3E–J, 4E

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BST (Bed nuclei of the stria terminalis) UBERON:0001880 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

FG-labeled neurons were sparsely distributed in rostral and caudal BST following BLpc injection.

Fig. 3D–G

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TR (amygdalopiriform transition area) UBERON:0034989 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Only sparse labeled neurons were found in APir after BMpc FG injection.

Fig. 5K–M

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MEA (Medial amygdalar nucleus) MBA:403 projects to BMAp (Basomedial amygdalar nucleus, posterior part) MBA:334 · Mouse

Mouse medial amygdala injections (posterior and anterior) gave densely labeled terminals in the BMpc.

Fig. 10D–F

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PT (Parataenial nucleus) MBA:15 projects to BMAp (Basomedial amygdalar nucleus, posterior part) MBA:334 · Mouse

The mouse PT injection produced fewer terminals in the BMpc than in the BLpc.

Fig. 9E,F

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to CEA (central amygdaloid nucleus) UBERON:0002883 · Rat

BLpc injection produced moderate terminals in the lateral central amygdala, with only weak labeling in CeM.

Fig. 11D

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MEA (Medial amygdalar nucleus) MBA:403 projects to PA (Posterior amygdalar nucleus) MBA:780 · Mouse

Strong terminal labeling in the amygdalohippocampal area followed mouse MeP injection.

Fig. 10E

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TR (amygdalopiriform transition area) UBERON:0034989 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Many labeled neurons were found in APir after BLpc FG injection, significantly more than after BMpc injection.

Fig. 3K–N, 4L; Fig. 7

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to PL (Prelimbic area) UBERON:8440032 · Rat

BLpc BDA injection gave weak terminal labeling in prelimbic-infralimbic cortex.

Results, efferent projections; Supplementary Table 1

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PALv (Pallidum, ventral region) UBERON:0002778 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Ventral pallidum/substantia innominata showed FG-labeled cells after BMpc injection.

Fig. 5C–F, 6G

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SUM (Supramammillary nucleus) UBERON:0001940 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Labeled neurons appeared in the supramammillary nucleus after BLpc FG injection.

Fig. 3K–M

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 · Rat

Weak BDA terminal labeling appeared in the VMH after BLpc injection.

Fig. 11E

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VMH (Ventromedial hypothalamic nucleus) UBERON:0001935 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

BLpc FG injection labeled neurons in the VMH, though counts were significantly lower than after BMpc injections.

Fig. 3I–K, 4I; Fig. 7

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BLA (basal amygdaloid nucleus) UBERON:0002887 projects to PERI (Perirhinal area) UBERON:0006083 · Rat

Weak BDA-labeled terminals were found in perirhinal-ectorhinal cortex after BLpc injection.

Fig. 11F

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DR (Dorsal nucleus raphe) UBERON:0002043 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

Scattered labeled neurons were observed in the dorsal raphe after FG injection into the BLpc.

Fig. 3O,P, 4M

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PP (Peripeduncular nucleus) UBERON:0002144 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

The peripeduncular nucleus contained FG-labeled cells after BMpc injection.

Fig. 5N, 6M

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COA (cortical amygdaloid nucleus) UBERON:0002891 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

Many FG-labeled neurons were present in the anterior and posterior cortical amygdaloid nuclei and periamygdaloid cortex after BMpc injection.

Fig. 5E–M, 6H,J,N

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BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 projects to HPF (Hippocampal formation) UBERON:0002421 · Rat

Dense terminal labeling was found in the ventral prosubiculum after BMpc BDA injection.

Fig. 12H

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EP (Endopiriform nucleus) UBERON:0014284 projects to BMA (medial part of basal amygdaloid nucleus) UBERON:0002889 · Rat

The dorsal endopiriform nucleus contained FG-labeled cells after BMpc injection.

Fig. 5B–L, 6B

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COA (cortical amygdaloid nucleus) UBERON:0002891 projects to BLA (basal amygdaloid nucleus) UBERON:0002887 · Rat

The anterior cortical amygdaloid nucleus contained a moderate number of retrogradely labeled neurons after FG in the BLpc.

Fig. 3E–J, 4E

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AI (Agranular insular area) MBA:95 projects to BLAa (Basolateral amygdalar nucleus, anterior part) MBA:303 · Mouse

The mouse AI injection also labeled terminals in the magnocellular (anterior) BL subdivision.

Fig. 10A–C

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